[INFO] cloning repository https://github.com/chirsz-ever/cminus [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chirsz-ever/cminus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Fcminus", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Fcminus'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 72bc799191dfeec09dc8032b18b0db58215baab5 [INFO] checking chirsz-ever/cminus against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchirsz-ever%2Fcminus" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chirsz-ever/cminus on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chirsz-ever/cminus [INFO] finished tweaking git repo https://github.com/chirsz-ever/cminus [INFO] tweaked toml for git repo https://github.com/chirsz-ever/cminus written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/chirsz-ever/cminus already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76b2bef95c857c6d0f921c2c92c2c60630dd999d8689a8806b804db3f3454ab2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "76b2bef95c857c6d0f921c2c92c2c60630dd999d8689a8806b804db3f3454ab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76b2bef95c857c6d0f921c2c92c2c60630dd999d8689a8806b804db3f3454ab2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76b2bef95c857c6d0f921c2c92c2c60630dd999d8689a8806b804db3f3454ab2", kill_on_drop: false }` [INFO] [stdout] 76b2bef95c857c6d0f921c2c92c2c60630dd999d8689a8806b804db3f3454ab2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 371c42740caa6220b404d23bcc0dd0568ef35eed4eb91a28ade4398c761d8290 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "371c42740caa6220b404d23bcc0dd0568ef35eed4eb91a28ade4398c761d8290", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lalrpop-util v0.17.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling cminus v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4581:5 [INFO] [stdout] | [INFO] [stdout] 4581 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4910:5 [INFO] [stdout] | [INFO] [stdout] 4910 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5297:5 [INFO] [stdout] | [INFO] [stdout] 5297 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5308:5 [INFO] [stdout] | [INFO] [stdout] 5308 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5343:5 [INFO] [stdout] | [INFO] [stdout] 5343 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5354:5 [INFO] [stdout] | [INFO] [stdout] 5354 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5400:5 [INFO] [stdout] | [INFO] [stdout] 5400 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4581:5 [INFO] [stdout] | [INFO] [stdout] 4581 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:4910:5 [INFO] [stdout] | [INFO] [stdout] 4910 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5297:5 [INFO] [stdout] | [INFO] [stdout] 5297 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5308:5 [INFO] [stdout] | [INFO] [stdout] 5308 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5343:5 [INFO] [stdout] | [INFO] [stdout] 5343 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5354:5 [INFO] [stdout] | [INFO] [stdout] 5354 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/cminus-fd121842a1f05ab9/out/parser.rs:5400:5 [INFO] [stdout] | [INFO] [stdout] 5400 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 07s [INFO] running `Command { std: "docker" "inspect" "371c42740caa6220b404d23bcc0dd0568ef35eed4eb91a28ade4398c761d8290", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "371c42740caa6220b404d23bcc0dd0568ef35eed4eb91a28ade4398c761d8290", kill_on_drop: false }` [INFO] [stdout] 371c42740caa6220b404d23bcc0dd0568ef35eed4eb91a28ade4398c761d8290